Home / 4,900.68-6,763.03-2,804.81

Finding the Fourth Proportional to 4,900.68, 6,763.03 and 2,804.81

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Solution

The fourth proportional to 4,900.68, 6,763.03 and 2,804.81 is: 3,870.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,900.68 : 6,763.03 = 2,804.81 : x
  2. Step 2: Convert to fraction form
    4,900.68/6,763.03 = 2,804.81/x
  3. Step 3: Cross multiply
    4,900.68x = 6,763.03 × 2,804.81
  4. Step 4: Simplify right side
    4,900.68x = 18,968,973.35
  5. Step 5: Solve for x
    x = 18,968,973.35/4,900.68
  6. Step 6: Final answer
    x = 3,870.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.